adding a stretch SizeVitrexx can be very useful. If part of your intention is to benefit duration, then give your penis a brief tug after every jelq. This light, mild stretch ought to take no extra than 1/2 a 2nd. several penile SizeVitrexx exercisers attest that jelquing in a backwards movement has allowed them to build a thicker base. To jelq backwards, surely push the blood towards the base of your penis in place of closer to the pinnacle.